Designated Airspace Handbook - Nav Canada

© 2013 Her Majesty the Queen in Right of Canada Source of Canadian Airspace Data © 2013 Transport Canada
M4
Designated Mountainous Regions in Canada
Mountainous regions in Canada are designated as follows: The line joining two consecutive turning points is a great circle, unless otherwise
stated, except where such points are on the same parallel of latitude when the line is along that parallel of latitude.
� The land area bounded by a line N69°35' W141°00' to N69°35' W140°00' to N68°14' W135°00' to N61°45' W121°14' to N53°34' W113°31'
to N51°06' W114°01' to N49°00' W108°15'; thence along the Can/USA bdry to N48°29'38'' W124°43'35'' to N48°30' W125°00' to N52°00'
W132°00' to N54°35' W134°30' to N54°30' W134°00' to N54°30' W132°30' to N54°42'30'' W130°36'30''; thence along the Can/AK bdry to
the point of beginning.
� The area bounded by a line N59°00' W66°00' to N57°00' W66°00' to N55°00' W71°00' to N49°00' W73°00' to N46°00' W77°00' to N45°40'
W76°00' to N45°40' W75°00' to N45°50' W74°00' to N46°30' W73°00' to N46°59' W71°00'; along the north shore of the St. Lawrence
River, the north shore of the Gulf of St. Lawrence, and the coastline of Labrador and Quebec to the point of beginning.
� The area bounded by a line N48°30' W64°15' to N48°20' W65°00' to N48°20' W66°00' to N47°30' W65°50' to N46°15' W66°30' to N46°15'
W67°47'; thence along the Can/USA bdry to N45°01' W73°00' to N46°00' W72°00' to N47°00' W70°30'; thence along the south shore of
the St. Lawrence River and the west shore of the Gulf of St. Lawrence to the point of beginning.
� The Island of Newfoundland.
� The Islands of Baffin, Bylot, Devon, Ellesmere and Alex Heiberg.
IFR flights within Designated Mountainous Regions but outside of areas for which minimum altitudes for IFR operations have been established
(including minimum radar vectoring altitudes), shall be operated at an altitude which is at least 2000 feet above the highest obstacle within 5NM
of the aircraft when in areas 1 and 5, or 1500 feet when in areas 2, 3 and 4.
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DAH December 5, 2012 10:57 am
DESIGNATED AIRSPACE HANDBOOK
Effective 0901Z 10 JANUARY 2013 to 0901Z 7 MARCH 2013